An introduction to perspective, drawing, and painting : in a series of pleasing and familiar dialogues between the author's children ; illustrated by appropriate plates and diagrams, and a sufficiency of practical geometry, and a compendium of genuine instruction, comprising a progressive and complete body of information carefully adapted for the instruction of females, and suited equally to the simplicity of youth and to mental maturity (1820)
Hayter, Charles, 1761-1835 · London : Black, Kingsbury, Parbury, and Allen · leaf 52
r ?—Plate I. Fig. 9. George. One of its angles is made a correct rightangle, for the purpose of obtaining right angles in adrawing, without the geometrical process, Eliza. And what is the diagonal side of this instru-ment for ? and why are not both the right-angular sidesof equal length . George.… … 9 d^ A^-^ To -find CL right angle, first draw tht hmA3mark tJie point a at -pleasure, set om -footof die Compafses on a anet open, them exacSij.- to tht point A. dun. strike the arc dAl).\ rule a, line througlh li iC 8i till it crofsesthe. arc tn. d „\ Then^ ^.is Bit pe^int tlirough whichthe…
Perspective · Drawing · Painting
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